endoplasm

[ en-duh-plaz-uhm ]

/ ˈɛn dəˌplæz əm /

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noun Cell Biology.

the inner portion of the cytoplasm of a cell.Compare ectoplasm (def. 1).

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Origin of endoplasm

First recorded in 1880–85; endo- + -plasm

OTHER WORDS FROM endoplasm

en·do·plas·mic, adjective

Words nearby endoplasm

endophagous, endophasia, endophora, endophthalmitis, endophyte, endoplasm, endoplasmic reticulum, endopodite, endoproct, Endoprocta, endopterygote

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use endoplasm in a sentence

The general cytoplasm shows no differentiation into ectoplasm and endoplasm; it is uniformly alveolar in character.
Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 5|Various
The diameter is about 50µ; the vacuolated ectoplasm passes gradually into the granular endoplasm.
Marine Protozoa from Woods Hole|Gary N. Calkins
In this form (fig. 5) there is no distinction between ectoplasm and endoplasm, and there is an entire absence of vacuoles.
Marine Protozoa from Woods Hole|Gary N. Calkins
In this condition ectoplasm and endoplasm could be made out with the clearest definition.
Marine Protozoa from Woods Hole|Gary N. Calkins

The endoplasm is evenly granular, with a number of large ingested food bodies.
Marine Protozoa from Woods Hole|Gary N. Calkins

British Dictionary definitions for endoplasm

endoplasm

/ (ˈɛndəʊˌplæzəm) /

noun

cytology the inner cytoplasm in some cells, esp protozoa, which is more granular and fluid than the outer cytoplasmSee ectoplasm (def. 1)

Derived forms of endoplasm

endoplasmic, adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012